Listen to Warm Comforter Symphony (Key E Ver.) online. Warm Comforter Symphony (Key E Ver.) is an Instrumental language song and is sung by Casual Tones. Warm Comforter Symphony (Key E Ver.), from the album Chic Winter Cafe Music, was released in the year 2025. The duration of the song is 2:28. Download Instrumental songs online from JioSaavn.